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pub mod backends;
mod config;
mod device;
mod key;
use std::{
fmt::{self, Display, Formatter},
str::FromStr,
};
pub use crate::{config::*, device::*, key::*};
#[derive(Debug, Clone, Copy, PartialEq, Eq)]
pub enum Backend {
#[cfg(target_os = "linux")]
Kernel,
Userspace,
}
impl Default for Backend {
fn default() -> Self {
#[cfg(target_os = "linux")]
{
Self::Kernel
}
#[cfg(not(target_os = "linux"))]
{
Self::Userspace
}
}
}
impl Display for Backend {
fn fmt(&self, f: &mut Formatter<'_>) -> fmt::Result {
match self {
#[cfg(target_os = "linux")]
Self::Kernel => write!(f, "kernel"),
Self::Userspace => write!(f, "userspace"),
}
}
}
impl FromStr for Backend {
type Err = String;
fn from_str(s: &str) -> Result<Self, Self::Err> {
match s.to_ascii_lowercase().as_str() {
#[cfg(target_os = "linux")]
"kernel" => Ok(Self::Kernel),
"userspace" => Ok(Self::Userspace),
_ => Err(format!("valid values: {}.", Self::variants().join(", "))),
}
}
}
impl Backend {
pub fn variants() -> &'static [&'static str] {
#[cfg(target_os = "linux")]
{
&["kernel", "userspace"]
}
#[cfg(not(target_os = "linux"))]
{
&["userspace"]
}
}
}